Bump pg_query from 4.2.1 to 5.1.0 (#1511)

Bumps [pg_query](https://github.com/pganalyze/pg_query) from 4.2.1 to 5.1.0.
- [Changelog](https://github.com/pganalyze/pg_query/blob/main/CHANGELOG.md)
- [Commits](pganalyze/pg_query@v4.2.1...v5.1.0)

---
updated-dependencies:
- dependency-name: pg_query
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile.lock

@@ -281,7 +281,8 @@ GEM
       google-apis-core (~> 0.1)
       google-apis-discovery_v1 (~> 0.0)
       thor (>= 0.20, < 2.a)
-    google-protobuf (3.23.2)
+    google-protobuf (4.26.1)
+      rake (>= 13)
     googleauth (0.15.1)
       faraday (>= 0.17.3, < 2.0)
       jwt (>= 1.4, < 3.0)
@@ -475,7 +476,7 @@ GEM
       ast (~> 2.4.1)
       racc
     pg (1.5.6)
-    pg_query (4.2.1)
+    pg_query (5.1.0)
       google-protobuf (>= 3.22.3)
     pghero (3.3.3)
       activerecord (>= 6)